Round steel link chain making for 30+ years

SHANGHAI CHIGONG INDUSTRIAL CO., LTD

(round steel link chain manufacturer)

Good User Reputation for Small Chain Block - Conveyor and elevator chains – Chigong

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Attaining consumer satisfaction is our company's purpose without end. We will make wonderful endeavours to produce new and top-quality merchandise, satisfy your exclusive requirements and supply you with pre-sale, on-sale and after-sale services for Galvanized Steel Chain, 4 Leg Lifting Chains, Din 22258 Round Steel Link Chain Flight Bars, Base within the small business concept of Top quality initially, we want to fulfill more and additional friends within the word and we hope provide the ideal solution and services to you.
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Category

Lifting chain, short link chain, long link chain, round link chain, chain lifting, lifting chains, Grade 50 chain, Grade 70 chain, DIN 764-1, DIN 764-2, DIN 766, Round steel link chains for chain conveyor Conveyor chain, bucket elevator chain, alloy steel chain

Application

Bucket elevator, conveyor, scraper Chains for bucket elevator, conveyor and scraper SCIC produce round steel link chains per DIN 764 (G30 & G50, 2010 version) and  DIN 766 (2015 version) standards, for applications in bucket elevator, conveyor and scraper. Chains specified here shall not be used as lifting accessories, slings or any other overhead hoisting.

Figure 1: DIN 764 and DIN 766 round steel link chain dimensions

1

Table 1: DIN 764 round steel link chain (G30 & G50) dimensions (mm)

nominal
size

diameter

pitch

width

gauge length (11-link)

kg/m

d x t

d

tolerance

t

tolerance

inner
b1(min.)

outer
b2(max.)

l

tolerance

classA

class B

10 x 35

10

± 0.4

35

 +0.6/-0.2

14.0

36

385

 +2/-1

 +3/-1

2.1

13 x 45

13

± 0.5

45

 +0.8/-0.3

18.0

47

495

 +3/-1

 +4/-1

3.5

16 x 56

16

± 0.6

56

 +1.0/-0.3

22.0

58

616

 +3/-1

 +5/-2

5.3

18 x 63

18

± 0.9

63

 +1.1/-0.4

24.0

65

693

 +4/-1

 +6/-2

6.7

20 x 70

20

± 1.0

70

 +1.3/-0.4

27.0

72

770

 +4/-1

 +6/-2

8.3

23 x 80

23

± 1.2

80

 +1.4/-0.5

31.0

83

880

 +5/-2

 +7/-2

11.0

26 x 91

26

± 1.3

91

 +1.6/-0.5

35.0

94

1001

 +5/-2

 +8/-3

14.0

30 x 105

30

± 1.5

105

 +1.9/-0.6

39.0

108

1155

 +6/-2

 +9/-3

18.5

33 x 115

33

± 1.7

115

 +2.1/-0.7

43.0

119

1265

 +7/-2

 +10/-3

22.5

36 x 126

36

± 1.8

126

 +2.3/-0.8

47.0

130

1386

 +7/-2

 +11/-4

27.0

39 x 136

39

± 2.0

136

 +2.4/-0.8

51.0

140

1496

 +8/-3

 +12/-4

31.5

42 x 147

42

± 2.1

147

 +2.6/-0.9

55.0

151

1617

 +9/-3

 +13/-4

36.5 

Table 2: DIN 766 round steel link chain dimensions (mm)

nominal
size

diameter

pitch

width

gauge length (11-link)

kg/m

d x t

d

tolerance

t

tolerance

inner
b1 (min.)

outer
b2 (max.)

l

tolerance

class A

class B

10 x 28

10

± 0.4

28

+0.5/-0.3

14.0

36

308

+2 /-1

+2 /-1

2.3

13 x 36

13

± 0.5

36

+0.6/-0.3

18.0

47

396

+2 /-1

+3 /-2

3.9

16 x 45

16

± 0.6

45

+0.8/-0.4

22.5

58

496

+3 /-1

+4 /-2

5.9

18 x 50

18

± 0.9

50

+0.9/-0.5

25.0

65

550

+3 /-1

+4 /-2

7.5

20 x 56

20

± 1.0

56

+1.0/-0.5

28.0

72

616

+3 /-2

+5 /-2

9.2

23 x 64

23

± 1.2

64

+1.2/-0.6

32.0

83

704

+4 /-2

+6 /-3

12.0

26 x 73

26

± 1.3

73

+1.3/-0.7

34.0

94

803

+4 /-2

+6 /-3

15.5

30 x 84

30

± 1.5

84

+1.5/-0.8

39.0

108

924

+5 /-2

+7 /-4

20.5

33 x 92

33

± 1.7

92

+1.7/-0.8

43.0

119

1012

+5 /-3

+8 /-4

25.0

36 x 101

36

± 1.8

101

+1.8/-0.9

47.0

130

1111

+6 /-3

+9 /-4

29.5

39 x 109

39

± 2.0

109

+2.0/-1.0

50.5

140

1199

+6 /-3

+10 /-5

35.0

42 x 118

42

± 2.1

118

+2.1/-1.1

54.5

151

1298

+7 /-4

+10 /-5

40.5

Table 3: DIN 764 round steel link chain (G30 & G50) working force and mechanical properties

nominal size
d x t

working force
kN (max.)

manufacturing
proof force
kN (min.)

breaking force
kN (min.)

bend deflection
mm (min.)

total ultimate elongation
e (%, min.)

G30

G50

G30

G50

G30

G50

G30

G50

G30

G50

10 x 35

12.5

20

36

56

50

80

10

10

20

15

13 x 45

20

32

56

90

80

125

13

13

16 x 56

32

50

90

140

125

200

16

16

18 x 63

40

63

110

180

160

250

18

18

20 x 70

50

80

140

220

200

320

20

20

23 x 80

63

100

180

280

250

400

23

23

26 x 91

80

125

220

360

320

500

26

26

30 x 105

110

180

320

500

450

710

30

30

33 x 115

125

200

360

560

500

800

33

33

36 x 126

160

250

450

710

630

1000

36

36

39 x 136

180

280

500

800

710

1100

39

39

42 x 147

220

360

630

1000

900

1400

42

42 

Table 4: DIN 766 round steel link chain working force and mechanical properties

nominal size
d x t

 

working force
kN (max.)

manufacturing
proof force
kN (min.)

breaking force
kN (min.)

bend deflection
mm (min.)

total ultimate elongation
e (%, min.)

vertical

horizontal

10 x 28

10

12.5

36

50

8

20

13 x 36

16

20

56

80

10

16 x 45

25

32

90

125

13

18 x 50

32

40

110

160

14

20 x 56

40

50

140

200

16

23 x 64

50

63

180

250

18

26 x 73

63

80

220

320

21

30 x 84

90

110

320

450

24

33 x 92

110

130

380

530

26

36 x 101

125

160

450

630

29

39 x 109

150

190

530

750

31

42 x 118

180

220

630

900

34


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Using a complete scientific high quality management program, superior high quality and superior faith, we acquire great reputation and occupied this industry for Good User Reputation for Small Chain Block - Conveyor and elevator chains – Chigong, The product will supply to all over the world, such as: Cannes, Mauritius, Tajikistan, We have gained a lot of recognition among customers spread all across the world. They trust us and always give repetitive orders. Furthermore, mentioned below are some of the major factors that have played significant role in our tremendous growth in this domain.
  • The sales manager has a good English level and skilled professional knowledge, we have a good communication. He is a warm and cheerful man, we have a pleasant cooperation and we became very good friends in private.
    5 Stars By Alan from Serbia - 2018.05.22 12:13
    Wide range, good quality, reasonable prices and good service, advanced equipment, excellent talents and continuously strengthened technology forces,a nice business partner.
    5 Stars By Amber from Houston - 2018.06.30 17:29

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